Fix windows custom margins key mistake

Sine Striker

2023-12-09 7aabc22e0b6841a46eb449398e4e8910352008cc

 src/quick/quickwindowagent_p.h

@@ -10,12 +10,14 @@
        Q_DECLARE_PUBLIC(QuickWindowAgent)
    public:
        QuickWindowAgentPrivate();
        ~QuickWindowAgentPrivate();
        ~QuickWindowAgentPrivate() override;

        void init();

        AbstractWindowContext * createContext() const override;

        // Host
        QQuickWindow *host{};
        QQuickWindow *hostWindow{};
    };

}